# category_id = 0
# parent_id = None
# chapter_id = None
# teacher_id = None
# 

#    item['id'] = int(cateId)
#    item['name'] = name
#
#    # 通过 id值 来比较 级别层次高低,级别越高其id值越小,找父类并赋值
#    if parent_id < cateId or parent_id == '' :
#       item['parent_id'] = ''
#    else:
#       item['parent_id'] = parent_id
#
#    self.category_id  = int(cateId)
#    self.parent_id = parent_id
#
# # 三级分类 最底层是没有再分类，到尽头了
# else:
#    item['id'] = cateId
#    item['name'] = name
#    item['parent_id'] = parent_id
#
#    self.category_id  =  int(cateId)
#    self.parent_id = parent_id
#     yield item
a = 0
print('上',a)
for i in range(3):
    a += 1
    print('内',a)
# a += 1
print('外',a)

for i in range(3):
    a += 1
    print('内2',a)






















